#include <iostream>

using namespace std;

int main()
{
    float f1 = 0.10;
    float f2 = 0.20;
    float f3 = 0.30;

    cout << "f1 = " << f1 << endl;
    cout << "f2 = " << f2 << endl;
    cout << "f3 = " << f3 << endl;

}